Answer: 304.8
Step-by-step explanation:
for an approximate result, multiply the length value by 305
Answer: 304.8
Step-by-step explanation:
Can the integers be subtracted in either order to find the difference explain
Solve the following equation for d. Be sure to take into account whether a letter is capitalized or not.
N= f + d
The solution of the equation N = for the variable d in terms of the variables; N and f as required in the task content is; d = N - f.
What is the solution of the equation given in the task content for the variable d in terms of the variables N and f?It follows from the task content that the equation; N = f + d be solved for the variable d in terms of the variables; N and f.
Since the equation given is;
N = f + d.
In a bid to isolate d; subtract f from both sides of the equation; so that we have;
N - f = d.
Ultimately, the solution of the equation N = for the variable d in terms of the variables; N and f as required in the task content is; d = N - f.
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3) ____ is the expression,
which tells the nature of the roots of a quadratic equation of the form
3) ____ is the expression,
which tells the nature of the roots of a quadratic equation of the form
find all values of a such that the following are independent in . {(1, 0, -2), (3, 2, a), (-3, -5, 1)}
The value of "a" that makes the set of vectors independent is 1.
In 3-dimensional space, a set of vectors is said to be independent if any one of the vectors cannot be represented as a linear combination of the other vectors.
We may utilize the idea of determinants to determine the value of "a" such that the set of vectors "(1, 0, -2), (3, 2, a), (-3, -5, 1)" is independent.
The linear dependence or independence of the given vectors can be assessed using the determinant of a 3x3 matrix, whose columns are the given vectors. If the vectors are linearly dependent, the determinant will be 0; if they are independent, it will be non-zero.
The determinant can be calculated as follows:
| 1 0 -2 |
| 3 2 a |
| -3 -5 1 | = 0
Expanding the determinant along the first row, we get:
1 * ((2 * 1) - (a * -5)) - 0 * ((-3 * 1) - (-2 * -5)) + (-2 * (2 * -3 - a * -3)) = 0
2 - 5a - 6 + 10 + 6a = 0
Expanding the equation and solving for a, we get:
8a = 8
a = 1
Thus, the set of vectors {(1, 0, -2), (3, 2, 1), (-3, -5, 1)} is independent.
So, the value of "a" that makes the set of vectors independent is 1.
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Set up and solve an equation for the value of x. Use the value of x and a relevant angle relationship in the diagram.
(please also show an step by step process of getting EAF!)
Answer:
x = 27 , ∠ EAF = 27°
Step-by-step explanation:
∠ GAF = 90° , then
∠ GAC + ∠ CAF = ∠ GAF , that is
x + 63 = 90 ( subtract 63 from both sides )
x = 27
∠ DAE = 90°
since CD is a straight angle of 180° , then
∠ CAE = 90° , so
∠ CAF + ∠ EAF = ∠ CAE , that is
63° + ∠ EAF = 90° ( subtract 63° from both sides )
∠ EAF = 27°
NEED HELP ASAP a bag contains four green marbles,six white marbles, and ten red marbles. One marble is picked at random from the bag. What is the probability of picking a white marble?
Answer:
3/10
Step-by-step explanation:
add all the marbles together4+6+10
=20
probability of picking a white marble is6/20
=3/10
Which of the following are solutions to the system of inequalities y<−x+5 and y≥3x+1?
A)
(1,0)
cross out
B)
(−2,2)
cross out
C)
(1,6)
cross out
D)
(0,1)
cross out
E)
(1,4)
cross out
F)
(−2,7)
From the graph attached below, the solution to the system of linear inequalities are (1, 4)
What is the solution to the system of linear inequalities?A system of linear inequalities is a collection of linear inequalities in the same variables. The solution is any ordered pair that satisfies each of the inequalities.
In the problem given;
y < - x + 5 ...eq(i)
y ≥ 3x + 1 ...eq(ii)
To determine the solution to the system of linear inequalities, it is easier for us to use graphical method. This is simply done by plotting the points and determine the coordinate at which both inequalities intersect.
From the graph of the system of linear inequalities, the solution to this is (1, 4) which is option E
Kindly find attached graph below
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What is the volume of this triangular pyramid
Answer:
The right triangular pyramid volume is given by the formula V = 1 3 × B × h , where B is the area of the triangular base and h is the height (the distance from the apex to the base).
Step-by-step explanation:
Answer:
192 cubic feet
Step-by-step explanation:
The volume V of a triangular pyramid is given by the formula:
V = (1/3) * base area * height
where base area is the area of the triangular base.
In this case, the triangular base has a length of 8 ft and a width of 8 ft, so it is a square with area:
base area = length * width = 8 ft * 8 ft = 64 sq ft
Substituting the given values into the formula, we get:
V = (1/3) * 64 sq ft * 9 ft
V = 192 cubic feet.
Therefore, the volume of the triangular pyramid is 192 cubic feet.
In an examination every student took history or geography or both of 500 candidates 60% took history whiles 72% took geography. How many students took both subjects
Answer:
80 students
Step-by-step explanation:
Answer:
80
Step-by-step explanation:
60% of 500 = 300
72% of 500 = 360
40% of 500 = 200
28% of 500 = 140
300+360 = 660
660 - 2x = 500
660 - 500 = 2x
160 = 2x
2x = 160
x = 80
The first day they go to Dreamy Delights. Jack buys a cone with 3.0 oz of frozen yogurt for $9.20. Ianbuys a cone with 5.75 oz of frozen yogurt for $16.95.It says to summarize the information in a table
To summarize the information in a table:
In the column # of ounces of frozen yogurt put in the first cell the 3.0 oz that Jack bought and in the second cell the 5.75 oz that Ian bought.
In the column total cost in dollars put in the first cell the $9.20 that Jack paid and in the second cell the $16.95 that Ian paid
Hello, Been on with 3 tutors who couldn't help, hope you could. See photo. I understand it partially but not fully.
We will have the following:
The extra information that would make triangle POM congruent with triangle NLQ is:
\(LQ\cong OM\)\(LN\cong OP\)\(\text{LNQ}\cong OPM\)This is the information that would proce that the triangles are congruent.
how do you tell if these fractions are equivalent? 2/3 and 8/12.
Answer:
Multiply 2/3 by 4 to make it have the same denominator.
Step-by-step explanation:
This could work for all fractions, you just need to get them to have the same denominator.
Ps. If you were wondering, they are equivalent.
how to find the vat on 14% of 1800
Answer:
14/100*1800
25200/100
252
Step-by-step explanation:
therefore vat=252
Exercise: 6.68 'Cat Owners': According to the American Veterinary Medical Association, 30% of Americans own a cat. Find the probability that exactly 2 out of 8 randomly selected Americans own a cat. In a random sample of 8 Americans, find the probability that more than 3 own a cat.
Using the binomial distribution, it is found that there is a:
0.2965 = 29.65% probability that exactly 2 out of 8 randomly selected Americans own a cat.0.4482 = 44.82% probability that more than 3 own a cat.What is the binomial distribution formula?The formula is:
\(P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}\)
\(C_{n,x} = \frac{n!}{x!(n-x)!}\)
The parameters are:
x is the number of successes.n is the number of trials.p is the probability of a success on a single trial.In this problem, we have that:
30% of Americans own a cat, hence p = 0.3.A sample of 8 Americans is taken, hence n = 8.The probability that exactly 2 out of 8 randomly selected Americans own a cat is P(X = 2), hence:
\(P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}\)
\(P(X = 2) = C_{8,2}.(0.3)^{2}.(0.7)^{6} = 0.2965\)
0.2965 = 29.65% probability that exactly 2 out of 8 randomly selected Americans own a cat.
The probability that more than 3 own a cat is given by:
\(P(X > 3) = 1 - P(X \leq 2)\)
In which:
\(P(X \leq 2) = P(X = 0) + P(X = 1) + P(X = 2)\)
Hence:
\(P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}\)
\(P(X = 0) = C_{8,0}.(0.3)^{0}.(0.7)^{8} = 0.0576\)
\(P(X = 1) = C_{8,1}.(0.3)^{1}.(0.7)^{7} = 0.1977\)
\(P(X = 2) = C_{8,2}.(0.3)^{2}.(0.7)^{6} = 0.2965\)
Then:
\(P(X \leq 2) = P(X = 0) + P(X = 1) + P(X = 2) = 0.0576 + 0.1977 + 0.2965 = 0.5518\)
\(P(X > 3) = 1 - P(X \leq 2) = 1 - 0.5518 = 0.4482\)
0.4482 = 44.82% probability that more than 3 own a cat.
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Which expressions are equivalent to 4d+6+2d
(Choice A) 2(3d+3)
(Choice B) 6(d+6)
(Choice C) (3d+3)+(3d+3)
Answer:
(Choice A) 2(3d+3) & (Choice C) (3d+3)+(3d+3)
Step-by-step explanation:
\(4D + 6 + 2D = 6D + 6 = 2(3D + 3)\) <--- A is correct
\(4D + 6 + 2D = 6D + 6 = 6(D +1)\) < --- B is NOT correct
\(4D + 6 + 2D = 6D + 6 = 3d + 3d + 3 + 3 = (3d + 3)+(3d +3)\) by associative and commutative properties
so C is correct
A and C are both correct.
Answer:
Choices A and C
Step-by-step explanation:
Start by simplifying the original expression.
4d+6+2d
Combine like terms
6d+6
Now, we can check each expression to see if it is equivalent to 6d+6
Choice A:
2(3d+3)
Distribute the 2
2(3d)+2(3)
6d+6 --> It is equivalent!
Choice B:
6(d+6)
Distribute the 6
6(d)+6(6)
6d+36 --> No, it is not equivalent
Choice C
(3d+3)+(3d+3)
The parentheses aren't necessary so we can take them out.
3d+3+3d+3
Combine like terms
6d+6 --> It is equivalent!
Allan wanted to become a machine salesperson. He was offered a job that paid him $40,000 a year plus a commission of $300 for every machine he sells. If Allan made &50,800 last year, how many machine did he sell?
Answer:
36
Step-by-step explanation:
50800-30000=10800/300=36
:)
Select the correct answer.
Which set of vertices forms a parallelogram?
OA
A(2, 4). B(3, 3), CL6, 4). D(5, 6)
OB.
A(-1, 1), B(2, 2), (5, 1), 114, 1)
OC. Al-5, -2), B(-3, 3), (3.5). D(1.0)
OD.
A(-1, 2), B(1, 3), (15.3), 0X1.1)
Answer:
a parallelogram has 4 sides so go through and plot each of the number groups that has 4 digits on a graph and it will show you
At a workshop , each of the 100 participants hugs each other participants once. Find the total number of hugs?
Answer:
10000
Step-by-step explanation:
100 hugs x 100 hugs
= 10,000 hugs.
Solve for equation for x: 5^2 – 10x – 6 = 0
Answer: x= 1.9
Step-by-step explanation:
Find the volume of a spheren whose radius
Answer:
9
Step-by-step explanation:
Compare with using >, =, or <
answer for 100 points
:D
The numbers are compared with the inequality symbols as follows:
a. 3 > -3.
b. 12 < 24.
c. -12 > -24.
d. 5 = - (-5).
e. 7.2 > 7.
f. -7.2 < 7.
g. -1.5 = -3/2.
h. -4/5 > -5/4.
i. -3/5 = -6/10.
j. -2/3 < 1/3.
What are the inequalities?The inequality symbols used in this problem are defined as follows:
>: greater than.=: equals to.<: less than.The observations to some items are given as follows:
c. -12 > -24 -> for negative numbers, the lower the absolute value of the number, the greater it is.d. 5 = - (-5) -> applying the parenthesis, we have that: - (-5) = 5, as the negative before the parenthesis changes the sign inside the parenthesis.g. -1.5 = -3/2. -> the fraction is converted to decimal dividing the numerator of -3 by the denominator of 2.More can be learned about inequalities at https://brainly.com/question/25275758
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Ford and GM pick up trucks are being tested for fuel efficiency, which is commonly measured in miles per gallon (mpg). The fuel efficiency of Ford trucks is found to follow a normal distribution with mean 20 mpg and a standard deviation of 3 mpg. The fuel efficiency of GM trucks is found to follow a normal distribution with mean 24 mpg and standard deviation of 4 mpg. Compute the probability that a randomly chosen Ford truck outperforms a randomly chosen GM truck in terms of fuel efficiency
Answer:
0.7881 = 78.81% probability that a randomly chosen Ford truck outperforms a randomly chosen GM truck in terms of fuel efficiency
Step-by-step explanation:
When the distribution is normal, we use the z-score formula.
In a set with mean \(\mu\) and standard deviation \(\sigma\), the zscore of a measure X is given by:
\(Z = \frac{X - \mu}{\sigma}\)
The Z-score measures how many standard deviations the measure is from the mean. After finding the Z-score, we look at the z-score table and find the p-value associated with this z-score. This p-value is the probability that the value of the measure is smaller than X, that is, the percentile of X. Subtracting 1 by the pvalue, we get the probability that the value of the measure is greater than X.
Subtraction of normal variables:
When we subtract normal variables, the mean is the subtraction of the means, and the standard deviation is the square root of the sum of the variances.
The fuel efficiency of Ford trucks is found to follow a normal distribution with mean 20 mpg and a standard deviation of 3 mpg.
This means that \(\mu_{F} = 20, \sigma_{F} = 3\)
The fuel efficiency of GM trucks is found to follow a normal distribution with mean 24 mpg and standard deviation of 4 mpg.
This means that \(\mu_{G} = 24, \sigma_{G} = 4\)
Compute the probability that a randomly chosen Ford truck outperforms a randomly chosen GM truck in terms of fuel efficiency
This is the probability that the subtraction of ford by gm is less than 0. First, we find the mean and the standard deviation.
\(\mu = \mu_{F} - \mu_{G} = 20 - 24 = -4\)
\(\sigma = \sqrt{\sigma_{F}^2+\sigma_{G}^2} = \sqrt{3^2+4^2} = 5\)
This probability is the pvalue of Z when X = 0. So
\(Z = \frac{X - \mu}{\sigma}\)
\(Z = \frac{0 - (-4)}{5}\)
\(Z = 0.8\)
\(Z = 0.8\) has a pvalue of 0.7881
0.7881 = 78.81% probability that a randomly chosen Ford truck outperforms a randomly chosen GM truck in terms of fuel efficiency
When Alana was born, her grandma put $1000 into a money market account that earns 9% interest each year. How much will be in the account when Alana is 21?
The amount that would be in the account when Alana is 21 is $2890
How to determine the valueWe have to know the formula for simple interest.
This is expressed as;
S.I = PRT/100
Given that the parameters of the formula are enumerated as;
SI is the simple interestP is the principal amountR is the interest rateT is the time takenFrom the information given, substitute the values, we have;
SI = 1000 × 9 × 21/100
Multiply the values,
Then, divide by the denominator, we have;
SI = $1890
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log8(_)-log8 7 = log8 5/7
fill in the blank (_)
\(\begin{array}{llll} \textit{Logarithm of rationals} \\\\ \log_a\left( \frac{x}{y}\right)\implies \log_a(x)-\log_a(y) \end{array} \\\\[-0.35em] ~\dotfill\\\\ \log_8(x)-\log_8(7)=\log_8\left( \cfrac{5}{7} \right)\implies \log_8(\stackrel{x }{5})-\log_8(7)=\log_8\left( \cfrac{5}{7} \right)\)
Select the correct answer from each drop-down menu.
The total area of the three triangles is
square units.
The area of the figure is
square units.
The total area of the three triangles is square units is 36 and the area of the figure is square units is 60.
What is the triangle?The triangle can be defined as a three-sided polygon in geometry, and it consists of three vertices and three edges. The sum of all the angles inside the triangle is 180°.
From the figure, the area of triangles can be calculated using the:
Area = (1/2)height×base length
Area of three triangle = 1/2(4×6) + 1/2(6×4) + 1/2(4×6)
Area of three triangle = 1/2(24×3) = 36 square units
Area of the figure = area of three triangle + area of the rectangle
= 36 + 6×4
= 60 square units
Thus, the total area of the three triangles is square units is 36 and the area of the figure is square units is 60.
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Find the equation of a line perpendicular to y=-4x that contains the point (-3, -4)
Find the unknown angle measures.
Answer:
x = 9°
y = 119°
Step-by-step explanation:
Given,
y° = 61°+58° { the exterior angle formed by producing the side of triangle is equal to two non-adjacent angle}
or, y° = 119°
therefore, y° = 119°
Now,
52°+y°+x° = 180°{the sum of angle if triangle is 180°}
or, 52°+119°+x°= 180°
or, 171°+x° = 180°
or, x° = 180°-171°
or, x° = 9°
therefore, x° = 9°
Please help me out here.
Answer:
19.634954085
Step-by-step explanation:
Pipe Diameter = Height of the trench
Pipe Height = Width of the trench
V = Pi*r^2*L/ Pi*r^2*h
= 22/7 x (2.5/2)^2 x 4
= 19.634954085
Please help me out, the question is in the image attached.
9514 1404 393
Answer:
d = 2.5 ft
Step-by-step explanation:
Similar figures have proportional linear measures.
diameter/height = d/1 = 10/4
d = 5/2 = 2.5 . . . . feet
I NEED HELP PLEASE, THANKS! :)
Answer:
Option D
Step-by-step explanation:
x is given to be 4 in this case, so all we would have to is plug it into the following function -
\(f ( x ) = \left \{ {{x - 2, x < 4 } \atop {x + 2, x \geq 4 }} \right\)
Through substitution, you would receive the following function -
\(f ( x ) = \left \{ {{2, 4 < 4 } \atop 6, 4 \geq 4 }} \right\)
Now the graph proves that this function is closer to 4, and thus proves that the y - coordinate is about 2 at the same time. However, the graph is cut off, so the limit doesn't exists.